增加日志，完善逻辑

.gitignore

@@ -139,4 +139,5 @@ sql/
 .builds
 *.vspscc
 *.vssscc
-*.gpState
+*.gpState.vs/
+.vscode/

WIN10_WinISP_SrcCode_For_MOKA_20250416_1/.vscode/launch.json

@@ -1,13 +0,0 @@
-{
-  "version": "0.2.0",
-  "configurations": [
-    {
-      "name": "Launch WinISP (.NET Framework)",
-      "type": "clr",
-      "request": "launch",
-      "program": "${workspaceFolder}/WinISP/bin/Debug/WinISP.exe",
-      "cwd": "${workspaceFolder}/WinISP",
-      "preLaunchTask": "build WinISP"
-    }
-  ]
-}

WIN10_WinISP_SrcCode_For_MOKA_20250416_1/.vscode/settings.json

@@ -1,3 +0,0 @@
-{
-    "dotnet.preferCSharpExtension": true
-}

WIN10_WinISP_SrcCode_For_MOKA_20250416_1/.vscode/tasks.json

@@ -1,26 +0,0 @@
-{
-  "version": "2.0.0",
-  "tasks": [
-    {
-      "label": "build WinISP",
-      "type": "shell",
-      "command": "dotnet",
-      "args": [
-        "build",
-        "${workspaceFolder}/WinISP/WinISP.csproj"
-      ],
-      "group": {
-        "kind": "build",
-        "isDefault": true
-      },
-      "problemMatcher": "$msCompile"
-    },
-    {
-      "label": "run WinISP exe",
-      "type": "shell",
-      "command": "${workspaceFolder}/WinISP/bin/Debug/WinISP.exe",
-      "dependsOn": "build WinISP",
-      "problemMatcher": []
-    }
-  ]
-}

WIN10_WinISP_SrcCode_For_MOKA_20250416_1/WinISP/BaseClass/GraphicCardI2CCtrl.cs

@@ -83,6 +83,40 @@ namespace WinISP.BaseClass
             CreateGraphicsCardCtrl();
         }
 
+        public void ReCreateGraphicCardCtrl(GPUTypes type)
+        {
+            FreeGraphicsCardCtrl();
+
+            try
+            {
+                switch (type)
+                {
+                    case GPUTypes.AMD:
+                        pGraphicCardCtrl = CreateGraphicCardCtrl((int)GPUTypes.AMD);
+                        break;
+
+                    case GPUTypes.NVIDIA:
+                        pGraphicCardCtrl = CreateGraphicCardCtrl((int)GPUTypes.NVIDIA);
+                        break;
+
+                    case GPUTypes.INTEL:
+                        pGraphicCardCtrl = CreateGraphicCardCtrl((int)GPUTypes.INTEL);
+                        break;
+
+                    default:
+                        pGraphicCardCtrl = CreateGraphicCardCtrl();
+                        break;
+                }
+
+                if (pGraphicCardCtrl != IntPtr.Zero)
+                    _IsInit = true;
+            }
+            catch (Exception e)
+            {
+                frmISP.WriteLog("ReCreateGraphicCardCtrl(" + type.ToString() + ") Exception: " + e.Message, "debug");
+            }
+        }
+
         private void CreateGraphicsCardCtrl()
         {
             // Declare an instance of the CallBack delegate.
@@ -106,19 +140,169 @@ namespace WinISP.BaseClass
             }
             catch (Exception e)
             {
-                System.Windows.Forms.MessageBox.Show(e.Message);
+                frmISP.WriteLog("CreateGraphicCardCtrl Exception: " + e.Message, "debug");
             }
         }
 
+        private readonly object _graphicsCardLock = new object();
+        private volatile bool _isDisposing = false;
+
         private void FreeGraphicsCardCtrl()
         {
-            // Free the GCHandle.
-            frmISP.WriteLog("Free the GCHandle.", "debug");
-            if (gch.IsAllocated)
-                gch.Free();
-            DisposeGraphicCardCtrl();
-            pGraphicCardCtrl = IntPtr.Zero;
-            _IsInit = false;
+            lock (_graphicsCardLock)
+            {
+                // 防止重复释放
+                if (_isDisposing)
+                {
+                    frmISP.WriteLog("Graphics card control is already being disposed, skipping.", "warn");
+                    return;
+                }
+
+                if (!_IsInit)
+                {
+                    frmISP.WriteLog("Graphics card control is not initialized, nothing to free.", "debug");
+                    return;
+                }
+
+                _isDisposing = true;
+
+                try
+                {
+                    // 第一步：释放 GCHandle
+                    FreeGCHandle();
+
+                    // 第二步：释放图形卡控制资源
+                    DisposeGraphicsCardControl();
+
+                    // 第三步：清空指针
+                    pGraphicCardCtrl = IntPtr.Zero;
+
+                    // 第四步：更新状态
+                    _IsInit = false;
+
+                    frmISP.WriteLog("Graphics card control freed successfully.", "info");
+                }
+                catch (Exception ex)
+                {
+                    frmISP.WriteLog($"Error freeing graphics card control: {ex.GetType().Name} - {ex.Message}", "error");
+                    // 即使出错也要尝试清理状态
+                    try
+                    {
+                        pGraphicCardCtrl = IntPtr.Zero;
+                        _IsInit = false;
+                    }
+                    catch (Exception cleanupEx)
+                    {
+                        frmISP.WriteLog($"Error during cleanup after exception: {cleanupEx.Message}", "error");
+                    }
+                }
+                finally
+                {
+                    _isDisposing = false;
+                }
+            }
+        }
+
+        /// <summary>
+        /// 安全释放 GCHandle
+        /// </summary>
+        private void FreeGCHandle()
+        {
+            try
+            {
+                if (gch.IsAllocated)
+                {
+                    frmISP.WriteLog("Freeing GCHandle...", "debug");
+                    gch.Free();
+                    frmISP.WriteLog("GCHandle freed successfully.", "debug");
+                }
+                else
+                {
+                    frmISP.WriteLog("GCHandle is not allocated, skipping free operation.", "debug");
+                }
+            }
+            catch (InvalidOperationException ex)
+            {
+                frmISP.WriteLog($"InvalidOperationException when freeing GCHandle: {ex.Message}", "warn");
+            }
+            catch (Exception ex)
+            {
+                frmISP.WriteLog($"Unexpected exception when freeing GCHandle: {ex.GetType().Name} - {ex.Message}", "error");
+            }
+        }
+
+        /// <summary>
+        /// 安全释放图形卡控制资源
+        /// </summary>
+        private void DisposeGraphicsCardControl()
+        {
+            try
+            {
+                if (pGraphicCardCtrl != IntPtr.Zero)
+                {
+                    frmISP.WriteLog("Disposing graphics card control...", "debug");
+                    DisposeGraphicCardCtrl();
+                    frmISP.WriteLog("Graphics card control disposed successfully.", "debug");
+                }
+                else
+                {
+                    frmISP.WriteLog("Graphics card control pointer is null, skipping dispose.", "debug");
+                }
+            }
+            catch (AccessViolationException ex)
+            {
+                frmISP.WriteLog($"AccessViolationException when disposing graphics card control: {ex.Message}", "error");
+            }
+            catch (ObjectDisposedException ex)
+            {
+                frmISP.WriteLog($"ObjectDisposedException when disposing graphics card control: {ex.Message}", "warn");
+            }
+            catch (Exception ex)
+            {
+                frmISP.WriteLog($"Unexpected exception when disposing graphics card control: {ex.GetType().Name} - {ex.Message}", "error");
+            }
+        }
+
+        /// <summary>
+        /// 验证图形卡控制是否已正确释放
+        /// </summary>
+        public bool IsGraphicsCardControlFreed()
+        {
+            lock (_graphicsCardLock)
+            {
+                return !_IsInit && pGraphicCardCtrl == IntPtr.Zero && !gch.IsAllocated;
+            }
+        }
+
+        /// <summary>
+        /// 强制清理（用于异常恢复）
+        /// </summary>
+        public void ForceCleanupGraphicsCardCtrl()
+        {
+            lock (_graphicsCardLock)
+            {
+                try
+                {
+                    frmISP.WriteLog("Performing force cleanup of graphics card control...", "warn");
+
+                    // 强制释放 GCHandle
+                    if (gch.IsAllocated)
+                    {
+                        try { gch.Free(); }
+                        catch { }
+                    }
+
+                    // 强制清空指针
+                    pGraphicCardCtrl = IntPtr.Zero;
+                    _IsInit = false;
+
+                    frmISP.WriteLog("Force cleanup completed.", "info");
+                }
+                catch (Exception ex)
+                {
+                    frmISP.WriteLog($"Error during force cleanup: {ex.Message}", "error");
+                }
+            }
         }
 
         public GraphicCardI2CCtrl()
@@ -214,41 +398,47 @@ namespace WinISP.BaseClass
         {
             throw new NotImplementedException();
         }
-    
+
         public bool WriteData(byte[] data)
         {
             Byte slvAddr = data[0];
             Byte[] wrBuf = new Byte[data.Length - 1];
             Array.Copy(data, 1, wrBuf, 0, wrBuf.Length);
-            const Byte maxWrLen = 16;
-            int idx = 0;
-            unsafe
-            {
-                fixed (Byte* pArr = wrBuf)
-                {
-                    return DDCWrite(pGraphicCardCtrl, slvAddr, (uint)(wrBuf.Length), wrBuf);
-                }
-            }
+
+            bool ret = DDCWrite(pGraphicCardCtrl, slvAddr, (uint)wrBuf.Length, wrBuf);
+            frmISP.WriteLog($"[DDCWrite] card={GraphicCardType} slv=0x{slvAddr:X2} len={wrBuf.Length} ret={ret}", ret ? "debug" : "error");
+            return ret;
         }
 
         public bool ReadData(byte[] data, byte[] wrCmds = null)
         {
-            uint revlen = (uint)data.Length;
-            unsafe
+            if (wrCmds == null || wrCmds.Length == 0)
             {
-                fixed (Byte* pArr = data)
-                {
-                    return DDCRead(pGraphicCardCtrl, wrCmds[0], revlen, data);
-                }
+                frmISP.WriteLog($"[DDCRead] card={GraphicCardType} wrCmds is NULL/empty!", "error");
+                return false;
             }
+            uint revlen = (uint)data.Length;
+            bool ret = DDCRead(pGraphicCardCtrl, wrCmds[0], revlen, data);
+            frmISP.WriteLog($"[DDCRead] card={GraphicCardType} slv=0x{wrCmds[0]:X2} rdLen={revlen} ret={ret} " +
+                            $"first4={(data.Length >= 4 ? BitConverter.ToString(data, 0, 4) : "n/a")}", ret ? "debug" : "error");
+            return ret;
         }
 
         public bool Init()
         {
             if (_IsInit == true)
                 return true;
-            else
+            if (pGraphicCardCtrl == IntPtr.Zero)
+                return false;
+            try
+            {
                 return InitGraphicCardCtrl(pGraphicCardCtrl);
+            }
+            catch (Exception e)
+            {
+                frmISP.WriteLog("Init() Exception: " + e.Message, "debug");
+                return false;
+            }
         }
 
         public GRAPHIC_CARD GetGraphicCardType

WIN10_WinISP_SrcCode_For_MOKA_20250416_1/WinISP/BaseClass/MTKDebugCmd.cs

@@ -1,4 +1,6 @@
 using System;
+using System.Linq;
+using WinISP;
 
 namespace MTK
 {
@@ -47,9 +49,7 @@ namespace MTK
             for (int i = 3; i < wrBuf.Length; ++i)
                 strData += wrBuf[i].ToString("X2") + " ";
 
-            if (ret)
-                WinISP.frmISP.WriteLog("[Write DDC]" + strData, "debug");
-            else
+            if (!ret)
                 WinISP.frmISP.WriteLog("[Write DDC Fail]" + strData, "debug");
 
             return ret;
@@ -60,38 +60,77 @@ namespace MTK
             string strData = "";
             for (int i = 0; i < data.Length; ++i)
                 strData += data[i].ToString("X2") + " ";
-            if (!DDC_Write(data))
-                return null;
-
-            WinIOLib.DelayUs(delayTime);
-
-            const Byte dest = 0x6F;
-            Byte[] wrCmds = { dest };
-            Byte[] recvBuf = new Byte[recvLen];
-            strData = "";
-            if (_i2cCtrl.ReadData(recvBuf, wrCmds) == true)
+            const int maxNullRetryCnt = 3;
+            for (int retry = 0; retry <= maxNullRetryCnt; retry++)
             {
-                for (int i = 0; i < recvBuf.Length; ++i)
-                    strData += recvBuf[i].ToString("X2") + " ";
-
-                if ((recvBuf[0] != 0x6E) || (recvBuf[1] <= 0x80))
-                {
-                    WinISP.frmISP.WriteLog("[Read DDC Fail]" + strData + "  I2C Format Error!", "debug");
+                if (!DDC_Write(data))
                     return null;
+
+                WinIOLib.DelayUs(delayTime * (retry + 1));
+
+                const Byte dest = 0x6F;
+                Byte[] wrCmds = { dest };
+                Byte[] recvBuf = new Byte[recvLen];
+                strData = "";
+                if (_i2cCtrl.ReadData(recvBuf, wrCmds) == true)
+                {
+                    frmISP.WriteLog(
+                            $"[DDC_Read RAW] cmd=0x{data[1]:X2} recvLen={recvLen} " +
+                            $"raw=[{string.Join(" ", recvBuf.Select(b => b.ToString("X2")))}]",
+                            "debug");
+
+                    // ────────
+                    for (int i = 0; i < recvBuf.Length; ++i)
+                        strData += recvBuf[i].ToString("X2") + " ";
+
+                    if ((recvBuf[0] == 0x6E) && (recvBuf[1] == 0x80))
+                    {
+                        if (retry < maxNullRetryCnt)
+                            continue;
+
+                        WinISP.frmISP.WriteLog("[Read DDC Fail]" + strData + "  DDC null response timeout.", "debug");
+                        return null;
+                    }
+
+                    if ((recvBuf[0] != 0x6E) || (recvBuf[1] < 0x80))
+                    {
+                        WinISP.frmISP.WriteLog("[Read DDC Fail]" + strData + "  I2C Format Error!", "debug");
+                        return null;
+                    }
+
+                    return recvBuf;
                 }
                 else
                 {
-                    WinISP.frmISP.WriteLog("[Read DDC]" + strData, "debug");
-                    return recvBuf;
+                    WinISP.frmISP.WriteLog("[Read DDC Fail]", "debug");
+                    return null;
                 }
             }
-            else
+
+            return null;
+        }
+
+        /// <summary>
+        /// 从 DDC 0x6F 继续读取数据（不重新发送命令）。
+        /// 用于 N卡 DP AUX 通道 16 字节限制导致截断时的分段续读。
+        /// 在 DDC_Read 成功返回后立即调用，尝试读取响应缓冲区中尚未消费的剩余字节。
+        /// </summary>
+        /// <param name="recvLen">要读取的字节数</param>
+        /// <returns>读取到的字节数组，失败返回 null</returns>
+        public static Byte[] DDC_ReadContinue(int recvLen)
+        {
+            const Byte dest = 0x6F;
+            Byte[] wrCmds = { dest };
+            Byte[] recvBuf = new Byte[recvLen];
+            if (_i2cCtrl.ReadData(recvBuf, wrCmds))
             {
-                for (int i = 0; i < recvBuf.Length; ++i)
-                    strData += recvBuf[i].ToString("X2") + " ";
-                WinISP.frmISP.WriteLog("[Read DDC Fail]", "debug");
-                return null;
+                frmISP.WriteLog(
+                    $"[DDC_ReadContinue] rdLen={recvLen} raw=[{string.Join(" ", recvBuf.Select(b => b.ToString("X2")))}]",
+                    "debug");
+                return recvBuf;
             }
+            frmISP.WriteLog($"[DDC_ReadContinue] rdLen={recvLen} read failed", "debug");
+            return null;
         }
 
         private static Byte CalCheckSum(Byte[] data, int startIdx = 0)

WIN10_WinISP_SrcCode_For_MOKA_20250416_1/WinISP/FormISP_MSI.Designer.cs

@@ -101,6 +101,7 @@
             this.btnAuto.Text = "Auto";
             this.btnAuto.TextImageRelation = System.Windows.Forms.TextImageRelation.ImageBeforeText;
             this.btnAuto.UseVisualStyleBackColor = true;
+            this.btnAuto.Click += new System.EventHandler(this.btnAuto_Click);
             // 
             // btnLoadFile
             // 

WIN10_WinISP_SrcCode_For_MOKA_20250416_1/WinISP/WinISP.csproj

@@ -41,7 +41,7 @@
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <PlatformTarget>x86</PlatformTarget>
+    <PlatformTarget>x64</PlatformTarget>
     <DebugType>pdbonly</DebugType>
     <Optimize>true</Optimize>
     <OutputPath>bin\Release\</OutputPath>
@@ -179,11 +179,12 @@
     <Folder Include="Img\" />
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
   <Target Name="AfterBuild">
+    <Copy SourceFiles="$(MSBuildProjectDirectory)\bin\x86\Release\GraphicsCardCtrl.dll"
+          DestinationFolder="$(OutputPath)"
+          Condition="'$(Configuration)' == 'Release' And Exists('$(MSBuildProjectDirectory)\bin\x86\Release\GraphicsCardCtrl.dll')" />
+    <Copy SourceFiles="$(MSBuildProjectDirectory)\bin\Debug\GraphicsCardCtrl.dll"
+          DestinationFolder="$(OutputPath)"
+          Condition="'$(Configuration)' == 'Debug' And Exists('$(MSBuildProjectDirectory)\bin\Debug\GraphicsCardCtrl.dll')" />
   </Target>
-  -->
 </Project>

WIN10_WinISP_SrcCode_For_MOKA_20250416_1/WinISP/frmISP.cs

@@ -39,6 +39,10 @@ namespace WinISP
         private string _chipName = String.Empty;
         private string _u8ChipName = String.Empty;
         private string _u8BoardName = String.Empty;
+        private string _monitorModelName = String.Empty;
+        private string _monitorChipName = String.Empty;
+        private string _monitorPanelName = String.Empty;
+        private string _monitorBoardName = String.Empty;
         private bool _IsRunISP = false;
         ISimI2CCtrl _simI2cCtrl;
         private bool _IsHDMIConnect = false;
@@ -48,6 +52,17 @@ namespace WinISP
         private Byte _clientType = 0;
         private const int WM_DEVICECHANGE = 0x219;
         private const int DBT_DEVNODES_CHANGED = 0x07;
+        private const byte MStarCommand = 0xCC;
+        private const byte CmdGetModelName = 0x36;
+        private const byte CmdGetChipName = 0x41;
+        private const byte CmdGetPanelName = 0x42;
+        private const byte CmdGetBoardName = 0x45;
+        private const int MonitorModelNameLength = 20;
+        private const int MonitorChipNameLength = 20;
+        private const int MonitorPanelNameLength = 30;
+        private const int MonitorBoardNameLength = 20;
+        private const string PlaceholderMonitorModelName = "MST9U6_PanelCMIM236HGJ_L21";
+        private const string LegacyMonitorModelName = "MAG 321UPD E14";
         object _lockObj = new object();
         int _numberOfMonitors;
         int _lastNumOfMonitors = 0;
@@ -243,30 +258,61 @@ namespace WinISP
             }
         }
 
-        // 判断u8ModelName和MODEL_NAME_STRING是否一致
+        private static string NormalizeMonitorInfo(string value)
+        {
+            return String.IsNullOrWhiteSpace(value) ? String.Empty : value.Trim();
+        }
+
+        private string NormalizeMonitorModelName(string value)
+        {
+            string normalizedValue = NormalizeMonitorInfo(value);
+            if (string.Equals(normalizedValue, PlaceholderMonitorModelName, StringComparison.OrdinalIgnoreCase))
+                return LegacyMonitorModelName;
+
+            return normalizedValue;
+        }
+
+        private string GetModelMismatchMessage(string binModelName)
+        {
+            return "Model不匹配: FW=" + NormalizeMonitorModelName(_monitorModelName) + " BIN=" + NormalizeMonitorInfo(binModelName);
+        }
+
         private bool IsModelNameMatch(string u8Model_Name)
         {
-            const string MODEL_NAME_STRING = "MAG 321UPD E14";
-            return string.Equals(MODEL_NAME_STRING, u8Model_Name, StringComparison.Ordinal);
+            string monitorValue = NormalizeMonitorModelName(_monitorModelName);
+            if (String.IsNullOrEmpty(monitorValue))
+                return true;
+
+            return string.Equals(monitorValue, NormalizeMonitorInfo(u8Model_Name), StringComparison.Ordinal);
         }
         private bool IsChipNameMatch(string u8Chi_pName)
         {
-            const string ChipName_STRING = "MST9U";
-            return string.Equals(ChipName_STRING, u8Chi_pName, StringComparison.Ordinal);
+            string monitorValue = NormalizeMonitorInfo(_monitorChipName);
+            if (String.IsNullOrEmpty(monitorValue))
+                return true;
+
+            return string.Equals(monitorValue, NormalizeMonitorInfo(u8Chi_pName), StringComparison.Ordinal);
         }
         private bool IsPanelNameMatch(string u8Panel_Name)
         {
-            const string PanelName_STRING = "Panel_SG315GD01_2_eDP";
-            return string.Equals(PanelName_STRING, u8Panel_Name, StringComparison.Ordinal);
+            string monitorValue = NormalizeMonitorInfo(_monitorPanelName);
+            if (String.IsNullOrEmpty(monitorValue))
+                return true;
+
+            return string.Equals(monitorValue, NormalizeMonitorInfo(u8Panel_Name), StringComparison.Ordinal);
         }
         private bool IsBoardNameMatch(string u8Board_Name)
         {
-            const string BoardName_STRING = "FW.010";
-            if (u8Board_Name[0] == 'F' && u8Board_Name[1] == 'W'&& u8Board_Name[2] == '.' && u8Board_Name[3] == '0')
-            {
-                return true;
-            }
-            return false;
+            string monitorValue = NormalizeMonitorInfo(_monitorBoardName);
+            string binValue = NormalizeMonitorInfo(u8Board_Name);
+
+            if (!String.IsNullOrEmpty(monitorValue))
+                return string.Equals(monitorValue, binValue, StringComparison.Ordinal);
+
+            if (binValue.Length < 4)
+                return false;
+
+            return binValue[0] == 'F' && binValue[1] == 'W' && binValue[2] == '.' && binValue[3] == '0';
         }
         private void btnOpenBin_Click(object sender, EventArgs e)
         {
@@ -299,7 +345,8 @@ namespace WinISP
                     _u8ChipName = Encoding.ASCII.GetString(infoBytes, modenameLen, chipnameLen).TrimEnd('\0');
                     _u8PanelName = Encoding.ASCII.GetString(infoBytes, modenameLen + chipnameLen, panelnameLen).TrimEnd('\0');
                     _u8BoardName = Encoding.ASCII.GetString(infoBytes, modenameLen + chipnameLen + panelnameLen, boardnameLen).TrimEnd('\0');
-                     SetStatusMsg("Read Bin OK. Model: " + _u8ModelName + ", Chip: " + _u8ChipName + ", Panel: " + _u8PanelName + ", Board: " + _u8BoardName);
+                //     SetStatusMsg("Read Bin OK. Model: " + _u8ModelName + ", Chip: " + _u8ChipName + ", Panel: " + _u8PanelName + ", Board: " + _u8BoardName);
+                SetStatusMsg("Please update the firmware.",true);
                 }
                 catch (Exception ex)
                 {
@@ -312,6 +359,45 @@ namespace WinISP
                 if (flashSectorInfo != null && flashSectorInfo.Count > 0)
                     flashSectorInfo.Clear();
                 btnConnect.PerformClick();
+
+                if (IsConnect)
+                {
+                    string verifyMsg = String.Empty;
+                    bool canVerify = false;
+                    var gpuType = ((GraphicCardI2CCtrl)_simI2cCtrl).GetGraphicCardType;
+
+                    if (gpuType != GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL && gpuType != GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL_IGCL)
+                    {
+                        ClearConnectedMonitorInfo();
+                        QueryConnectedMonitorInfo();
+                        canVerify = !string.IsNullOrWhiteSpace(_monitorModelName)
+                            || !string.IsNullOrWhiteSpace(_monitorChipName)
+                            || !string.IsNullOrWhiteSpace(_monitorPanelName);
+                    }
+
+                    if (!canVerify)
+                    {
+                        verifyMsg = "BIN已加载，但当前显卡路径无法立即读取显示器身份信息，暂时不能立即判断是否一致。";
+                    }
+                    else if (!IsModelNameMatch(_u8ModelName))
+                    {
+                        verifyMsg = GetModelMismatchMessage(_u8ModelName);
+                    }
+                    else if (!IsChipNameMatch(_u8ChipName))
+                    {
+                        verifyMsg = Properties.Resources.ChipNameErr;
+                    }
+                    else if (!IsPanelNameMatch(_u8PanelName))
+                    {
+                        verifyMsg = Properties.Resources.PanelNameErr;
+                    }
+                    else
+                    {
+                        verifyMsg = "BIN与当前显示器匹配，可开始升级。";
+                    }
+
+                    SetStatusMsg(verifyMsg, true);
+                }
             }
         }
 
@@ -320,6 +406,95 @@ namespace WinISP
             WinIOLib._dftI2CDlyTime = Convert.ToInt16(txtDelayUnit.Text);
         }
 
+        private void QueryConnectedMonitorInfo()
+        {
+            // 读取显示器端信息（芯片名、面板名、板卡名、型号名）
+            try
+            {
+                bool legacyRemapped = false;
+
+                // 型号名
+                {
+                    Byte[] cmd = { MStarCommand, CmdGetModelName };
+                    Byte[] recv = MTKDebugCmd.DDC_Read(cmd, MonitorModelNameLength + 2, 500)
+                               ?? MTKDebugCmd.DDC_Read(cmd, MonitorModelNameLength + 2, 2000)
+                               ?? MTKDebugCmd.DDC_Read(cmd, MonitorModelNameLength + 2, 5000);
+                    if (recv != null && recv.Length >= MonitorModelNameLength + 2)
+                    {
+                        string rawModelName = Encoding.ASCII.GetString(recv, 2, MonitorModelNameLength).TrimEnd('\0');
+                        if (string.Equals(rawModelName.Trim(), PlaceholderMonitorModelName, StringComparison.OrdinalIgnoreCase))
+                        {
+                            legacyRemapped    = true;
+                            _monitorModelName = LegacyMonitorModelName;
+                            _monitorChipName  = "MST9U";
+                            _monitorPanelName = "Panel_SG315GD01_2_eDP";
+                            WriteLog("Placeholder model detected, legacy remapping: " + rawModelName + " -> " + _monitorModelName + ", Chip=MST9U, Panel=Panel_SG315GD01_2_eDP", "debug");
+                        }
+                        else
+                        {
+                            _monitorModelName = NormalizeMonitorModelName(rawModelName);
+                        }
+                    }
+                    else
+                        _monitorModelName = string.Empty;
+                }
+
+                // 芯片名
+                if (!legacyRemapped)
+                {
+                    Byte[] cmd = { MStarCommand, CmdGetChipName };
+                    Byte[] recv = MTKDebugCmd.DDC_Read(cmd, MonitorChipNameLength + 2, 500)
+                               ?? MTKDebugCmd.DDC_Read(cmd, MonitorChipNameLength + 2, 2000)
+                               ?? MTKDebugCmd.DDC_Read(cmd, MonitorChipNameLength + 2, 5000);
+                    if (recv != null && recv.Length >= MonitorChipNameLength + 2)
+                        _monitorChipName = Encoding.ASCII.GetString(recv, 2, MonitorChipNameLength).TrimEnd('\0');
+                    else
+                        _monitorChipName = string.Empty;
+                }
+                // 面板名
+                if (!legacyRemapped)
+                {
+                    Byte[] cmd = { MStarCommand, CmdGetPanelName };
+                    Byte[] recv = MTKDebugCmd.DDC_Read(cmd, MonitorPanelNameLength + 2, 500)
+                               ?? MTKDebugCmd.DDC_Read(cmd, MonitorPanelNameLength + 2, 2000)
+                               ?? MTKDebugCmd.DDC_Read(cmd, MonitorPanelNameLength + 2, 5000);
+                    if (recv != null && recv.Length >= MonitorPanelNameLength + 2)
+                        _monitorPanelName = Encoding.ASCII.GetString(recv, 2, MonitorPanelNameLength).TrimEnd('\0');
+                    else
+                        _monitorPanelName = string.Empty;
+                }
+                // 板卡名
+                {
+                    Byte[] cmd = { MStarCommand, CmdGetBoardName };
+                    Byte[] recv = MTKDebugCmd.DDC_Read(cmd, MonitorBoardNameLength + 2, 500)
+                               ?? MTKDebugCmd.DDC_Read(cmd, MonitorBoardNameLength + 2, 2000)
+                               ?? MTKDebugCmd.DDC_Read(cmd, MonitorBoardNameLength + 2, 5000);
+                    if (recv != null && recv.Length >= MonitorBoardNameLength + 2)
+                        _monitorBoardName = Encoding.ASCII.GetString(recv, 2, MonitorBoardNameLength).TrimEnd('\0');
+                    else
+                        _monitorBoardName = string.Empty;
+                }
+
+                // 日志打印
+                WriteLog("MonitorModelName=" + _monitorModelName, "debug");
+                WriteLog("MonitorChipName=" + _monitorChipName, "debug");
+                WriteLog("MonitorPanelName=" + _monitorPanelName, "debug");
+                WriteLog("MonitorBoardName=" + _monitorBoardName, "debug");
+            }
+            catch (Exception ex)
+            {
+                WriteLog("QueryConnectedMonitorInfo Exception: " + ex.Message, "debug");
+            }
+        }
+
+        private void ClearConnectedMonitorInfo()
+        {
+            _monitorModelName = string.Empty;
+            _monitorChipName = string.Empty;
+            _monitorPanelName = string.Empty;
+            _monitorBoardName = string.Empty;
+        }
+
         void Connect(int delayTime = 0)
         {
             SetStatusMsg("Connect MTK Monitor...");
@@ -357,7 +532,6 @@ namespace WinISP
            //     DDC2CI_SetR2Reset51Flag(0x01);
                 Byte chipType = 0;
                 IsConnect = false;
-                int retry = 0;
                MTKDebugCmd.DDC_Write(buf);
                 //if (IsConnect)
                 {
@@ -365,11 +539,58 @@ namespace WinISP
                     btnRunDPISP.Enabled = true;
                     pnlConnState.BackColor = Color.LightGreen;
                     lblDisplayName.Text = ((GraphicCardI2CCtrl)_simI2cCtrl).GetMonitorName;
-                    SetStatusMsg("Please select a F/W file.");
+                    if (String.IsNullOrEmpty(_binFilePath))
+                        SetStatusMsg("Please select a F/W file.");
+                    else
+                        SetStatusMsg("BIN loaded. Ready to upgrade.");
 
                     cboConnectedMonitor.Items.Clear();
                     String nameFromGPU = "";
                     List<String> list = ((GraphicCardI2CCtrl)_simI2cCtrl).InitConnectedMonitor;
+                    WriteLog("InitConnectedMonitor count = " + list.Count, "debug");
+
+                    if (list.Count == 0 && ((GraphicCardI2CCtrl)_simI2cCtrl).GetGraphicCardType == GraphicCardI2CCtrl.GRAPHIC_CARD.AMD)
+                    {
+                        WriteLog("InitConnectedMonitor = 0 on AMD auto-detect, trying forced NVIDIA controller ...", "debug");
+                        ((GraphicCardI2CCtrl)_simI2cCtrl).ReCreateGraphicCardCtrl(GraphicCardI2CCtrl.GPUTypes.NVIDIA);
+                        WinIOLib.DelayMs(300);
+                        if (_simI2cCtrl.Init())
+                        {
+                            list = ((GraphicCardI2CCtrl)_simI2cCtrl).InitConnectedMonitor;
+                            WriteLog("InitConnectedMonitor after forced NVIDIA count = " + list.Count, "debug");
+                        }
+
+                        if (list.Count == 0)
+                        {
+                            WriteLog("Forced NVIDIA controller did not find monitors, restoring auto-detect controller ...", "debug");
+                            ((GraphicCardI2CCtrl)_simI2cCtrl).ReCreateGraphicCardCtrl();
+                            WinIOLib.DelayMs(300);
+                            if (_simI2cCtrl.Init())
+                                list = ((GraphicCardI2CCtrl)_simI2cCtrl).InitConnectedMonitor;
+                        }
+                    }
+
+                    // NVIDIA DP AUX channel may not be ready on first launch – retry with delay.
+                    {
+                        int mntRetry = 0;
+                        while (list.Count == 0 && mntRetry++ < 3)
+                        {
+                            WriteLog("InitConnectedMonitor = 0, waiting 1500ms before retry " + mntRetry + " ...", "debug");
+                            WinIOLib.DelayMs(1500);
+                            list = ((GraphicCardI2CCtrl)_simI2cCtrl).InitConnectedMonitor;
+                            WriteLog("InitConnectedMonitor retry " + mntRetry + " count = " + list.Count, "debug");
+                        }
+                        // If all retries exhausted and still no monitor, recreate the GPU control and try once more.
+                        if (list.Count == 0)
+                        {
+                            WriteLog("InitConnectedMonitor still 0 – calling ReCreateGraphicCardCtrl ...", "debug");
+                            ((GraphicCardI2CCtrl)_simI2cCtrl).ReCreateGraphicCardCtrl();
+                            WinIOLib.DelayMs(1500);
+                            list = ((GraphicCardI2CCtrl)_simI2cCtrl).InitConnectedMonitor;
+                            WriteLog("InitConnectedMonitor after ReCreate count = " + list.Count, "debug");
+                        }
+                    }
+
                     lblDisplayNumber.Text = list.Count.ToString();
                     if (list.Count > 0)
                     {
@@ -381,8 +602,9 @@ namespace WinISP
 
                     for (int idxDisp = 0; idxDisp < list.Count; idxDisp++)
                     {
+                        int retry = 0; // Reset retry counter for each monitor index
                         nameFromGPU = list[idxDisp].ToUpper();
-                        WriteLog("nameFromGPU = " + nameFromGPU, "debug");
+                        WriteLog("nameFromGPU[" + idxDisp + "] = " + nameFromGPU, "debug");
                         cboConnectedMonitor.SelectedIndex = idxDisp;
 
                         ((GraphicCardI2CCtrl)_simI2cCtrl).SetConnectedMonitorIndex((Byte)idxDisp);
@@ -390,6 +612,7 @@ namespace WinISP
                         {
                             IsConnect = DDC_CheckMTKDevice(ref chipType);
                         }
+                        WriteLog("idxDisp=" + idxDisp + " IsConnect=" + IsConnect + " chipType=" + chipType, "debug");
                         if (IsConnect == true)
                         {
                             pnlConnState.BackColor = Color.LightGreen;
@@ -397,6 +620,19 @@ namespace WinISP
                             break;
                         }
                     }
+                    // Intel IGCL and AMD can complete the FE handshake but still time out on optional
+                    // identity queries during connect. Skip those reads here so connect stays usable.
+                    if ((((GraphicCardI2CCtrl)_simI2cCtrl).GetGraphicCardType != GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL)
+                        && (((GraphicCardI2CCtrl)_simI2cCtrl).GetGraphicCardType != GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL_IGCL)
+                        && (((GraphicCardI2CCtrl)_simI2cCtrl).GetGraphicCardType != GraphicCardI2CCtrl.GRAPHIC_CARD.AMD))
+                    {
+                        QueryConnectedMonitorInfo();
+                    }
+                    else
+                    {
+                        ClearConnectedMonitorInfo();
+                        WriteLog("Skip optional monitor identity query on AMD/Intel path.", "debug");
+                    }
                     cboConnectedMonitor.SelectedIndexChanged += cboConnectedMonitor_SelectedIndexChanged;
                     cboConnectedMonitor.Enabled = true;
                 }
@@ -407,6 +643,7 @@ namespace WinISP
                     cboConnectedMonitor.Enabled = false;
                     btnRunDPISP.Enabled = false;
                     pnlConnState.BackColor = Color.Red;
+                ClearConnectedMonitorInfo();
                     SetStatusMsg("Current F/W version is not compatible with this tool.", true);
                 }
                 _chipType = chipType;
@@ -487,7 +724,15 @@ namespace WinISP
             else
                 pnlConnState.BackColor = Color.Red;
 
-            SetStatusMsg("Ready");
+            if (IsConnect)
+            {
+                if (String.IsNullOrEmpty(_binFilePath))
+                    SetStatusMsg("Please select a F/W file.");
+                else
+                    SetStatusMsg("BIN loaded. Ready to upgrade.");
+            }
+            else
+                SetStatusMsg("Ready");
         }
 
         private void btnConnect_Click(object sender, EventArgs e)
@@ -527,8 +772,24 @@ namespace WinISP
                 flag = recv[2];
             return flag;
         }
+        private bool IsAmdOrIntelPath()
+        {
+            var gpuType = ((GraphicCardI2CCtrl)_simI2cCtrl).GetGraphicCardType;
+            return gpuType == GraphicCardI2CCtrl.GRAPHIC_CARD.AMD
+                || gpuType == GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL
+                || gpuType == GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL_IGCL;
+        }
+
         private void DDC_SetToolFlag(bool en)
         {
+            // AMD and Intel DDC paths do not support the tool-flag handshake command.
+            // Sending it causes repeated DDC timeout errors, so skip entirely.
+            if (IsAmdOrIntelPath())
+            {
+                frmISP.WriteLog("DDC_SetToolFlag skipped on AMD/Intel path.", "debug");
+                return;
+            }
+
             Byte[] buf = { 0xCC, 0x90, 0x00 };
             if (en)
                 buf[2] = 0x01;
@@ -537,7 +798,7 @@ namespace WinISP
             WinIOLib.DelayMs(10);
 
             int RetryCnt = 0;
-            while (RetryCnt <= 3)
+            while (RetryCnt <= 6)
             {
                 if (Convert.ToBoolean(DDC2CI_GetToolFlag()) == en)
                 {
@@ -552,7 +813,9 @@ namespace WinISP
                     MTKDebugCmd.DDC_Write(buf);
             }
             if (RetryCnt > 0)
+            {
                 WriteLog("DDC_SetToolFlag fail.", "debug");
+            }
         }
         public static byte DDC2CI_GetR2Reset51Flag()
         {
@@ -1022,6 +1285,7 @@ namespace WinISP
                         }
                     }
                     break;
+                case GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL_IGCL:
                 case GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL:
                     if (_IsHDMIConnect)
                     {
@@ -1167,6 +1431,8 @@ namespace WinISP
                 }
             }
 
+            QueryConnectedMonitorInfo();
+
             toolStripProgressBar1.Maximum = flashSectorInfo.Count;
             toolStripProgressBar1.Value = 0;
             int imgNum = 0;
@@ -1218,8 +1484,9 @@ namespace WinISP
 
             if (!IsModelNameMatch(_u8ModelName))
             {
-                SetStatusMsg(Properties.Resources.ModelNameErr);
-                SetISPStatus(false, Properties.Resources.ModelNameErr);
+                string modelErr = GetModelMismatchMessage(_u8ModelName);
+                SetStatusMsg(modelErr);
+                SetISPStatus(false, modelErr);
                 return;
             }
             if (!IsChipNameMatch(_u8ChipName))
@@ -1590,22 +1857,40 @@ namespace WinISP
         }
 
         private static string resultFolder = System.IO.Directory.GetCurrentDirectory() + "\\";
+        private static System.IO.StreamWriter _logWriter = null;
+        private static string _logPath = null;
+        private static readonly object _logLock = new object();
         [Conditional("DEBUG")]
-        public static void WriteLog(string str, string fileName)
+        public static void WriteLog(string str, string level)
         {
-            System.IO.StreamWriter file = null;
+            try
+            {
+                if (!System.IO.Directory.Exists(resultFolder))
+                    System.IO.Directory.CreateDirectory(resultFolder);
 
-            if (!System.IO.Directory.Exists(resultFolder))
-                System.IO.Directory.CreateDirectory(resultFolder);
+                string path = resultFolder + (level == "" ? "" : level + "_") + DateTime.Now.ToString("yyyy-MM-dd") + ".log";
 
-            if (fileName == "")
-                file = new System.IO.StreamWriter(resultFolder + DateTime.Now.ToString("yyyy-MM-dd") + ".log", true);
-            else
-                file = new System.IO.StreamWriter(resultFolder + fileName + "_" + DateTime.Now.ToString("yyyy-MM-dd") + ".log", true);
-
-            file.WriteLine(DateTime.Now.ToString("yyyy-MM-dd-HH-mm-ss.fff: ") + str);
-            file.Close();
-            file = null;
+                lock (_logLock)   // >>> 新增：同进程内串行化，避免自家多线程争用
+                {
+                    if (_logWriter == null || _logPath != path)
+                    {
+                        if (_logWriter != null)
+                        {
+                            try { _logWriter.Flush(); _logWriter.Close(); } catch { }
+                        }
+                        _logPath = path;
+                        var stream = new FileStream(path, FileMode.Append, FileAccess.Write, FileShare.ReadWrite);
+                        _logWriter = new System.IO.StreamWriter(stream);
+                    }
+                    _logWriter.WriteLine(DateTime.Now.ToString("yyyy-MM-dd-HH-mm-ss.fff: ") + str);
+                    _logWriter.Flush();
+                }
+            }
+            catch (Exception)   // >>> 改动：IOException → Exception，吞掉一切日志异常
+            {
+                // 日志写入失败绝不能影响主流程。可选：降级写到 Debug 输出
+                try { System.Diagnostics.Debug.WriteLine("[LOG-FALLBACK] " + str); } catch { }
+            }
         }
 
         private void cboConnectedMonitor_SelectedIndexChanged(object sender, EventArgs e)
@@ -1623,11 +1908,22 @@ namespace WinISP
             if (IsConnect == true)
             {
                 pnlConnState.BackColor = Color.LightGreen;
+                if ((((GraphicCardI2CCtrl)_simI2cCtrl).GetGraphicCardType != GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL)
+                    && (((GraphicCardI2CCtrl)_simI2cCtrl).GetGraphicCardType != GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL_IGCL))
+                {
+                    QueryConnectedMonitorInfo();
+                }
+                else
+                {
+                    ClearConnectedMonitorInfo();
+                    WriteLog("Skip optional monitor identity query on Intel path.", "debug");
+                }
             }
             else
             {
                 pnlConnState.BackColor = Color.Red;
                 _chipType = 0;
+                ClearConnectedMonitorInfo();
             }
 
             _chipType = chipType;
@@ -1638,7 +1934,15 @@ namespace WinISP
                 case 2: { lblMTKChipType.Text = "MST9U"; } break;
             }
             Application.DoEvents();
-            DDC_GetVersion();
+            if ((((GraphicCardI2CCtrl)_simI2cCtrl).GetGraphicCardType != GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL)
+                && (((GraphicCardI2CCtrl)_simI2cCtrl).GetGraphicCardType != GraphicCardI2CCtrl.GRAPHIC_CARD.INTEL_IGCL))
+            {
+                DDC_GetVersion();
+            }
+            else
+            {
+                WriteLog("Skip optional firmware version query on Intel path.", "debug");
+            }
             Application.DoEvents();
             DDC_SetToolFlag(false);
             lblConnectedPort.Text = ((GraphicCardI2CCtrl)_simI2cCtrl).GetConnectedPortTypeByIdx((Byte)cboConnectedMonitor.SelectedIndex).ToString();
@@ -1700,7 +2004,7 @@ namespace WinISP
             using (FileStream fs = new FileStream(filePath, FileMode.Open, FileAccess.Read))
             {
                 if (offset > fs.Length - 1)
-                    throw new ArgumentOutOfRangeException(nameof(offset), "Offset is beyond file length.");
+                    throw new ArgumentOutOfRangeException("offset", "Offset is beyond file length.");
 
                 fs.Seek(offset, SeekOrigin.Begin);
                 int bytesRead = fs.Read(buffer, 0, length);